4939860043542 has 16 divisors (see below), whose sum is σ = 9883866032640. Its totient is φ = 1645929023592.

The previous prime is 4939860043523. The next prime is 4939860043543. The reversal of 4939860043542 is 2453400689394.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4939860043543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172732242 + ... + 172760837.

It is an arithmetic number, because the mean of its divisors is an integer number (617741627040).

Almost surely, 2^{4939860043542} is an apocalyptic number.

4939860043542 is an abundant number, since it is smaller than the sum of its proper divisors (4944005989098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4939860043542 is a wasteful number, since it uses less digits than its factorization.

4939860043542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345495467.

The product of its (nonzero) digits is 22394880, while the sum is 57.

The spelling of 4939860043542 in words is "four trillion, nine hundred thirty-nine billion, eight hundred sixty million, forty-three thousand, five hundred forty-two".